A Flat Coil Has a Maximum Flux 4 $\times$ 10^-3 T·m² Through It as Its Area Is Perpendicular to T·m²

question 4

Multiple Choice

A flat coil has a maximum flux 4.0 $\times$ 10^-3 T·m² through it as its area is perpendicular to a uniform magnetic field.When the coil is rotated 60 $^{\circ}$ (so that its normal makes a 60 $^{\circ}$ angle with the field) ,what is the flux through it?

• A) 4.0 \(\times\) 10^-3 T·m²
• B) 8.0 \(\times\) 10^-3 T·m²
• C) 3.5 \(\times\) 10^-3 T·m²
• D) 2.0 \(\times\) 10^-3 T·m²
• E) 6.9 \(\times\) 10^-3 T·m²

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Definitions:

Average Annual Rate

The mean percentage rate at which money grows annually over a specified period, considering compounding.

Annual Rates

The interest rate quoted for a whole year, as opposed to rates quoted for shorter periods.

Compounded Quarterly

Refers to the calculation of interest which is added to the principal balance four times within a year, enhancing the amount of future interest earned.

Annual Rate

The interest rate for a period of one year, often expressed as an annual percentage rate.